Results 1 to 10 of about 1,493 (112)

The complete mitochondrial genome of Ophiorrhiza guizhouensis (Gentianales: Rubiaceae), a traditional medicinal plant [PDF]

open access: yesMitochondrial DNA. Part B. Resources
The complete mitochondrial genome of Ophiorrhiza guizhouensis has not previously been reported, hindering insights into its genetic makeup and evolutionary history.
Gongping Kang   +2 more
doaj   +2 more sources

Solved at last: The Philippine endemic Psychotria philippensis is a synonym of Scyphiphora hydrophylacea (Rubiaceae, Scyphiphoreae) [PDF]

open access: yesPhytoKeys, 2023
Psychotria philippensis (Rubiaceae) was described by Chamisso and Schlechtendal in 1829, was the first Psychotria name published for the Philippines and is currently considered a Philippine endemic.
Andreas Berger
doaj   +4 more sources

Poisoning in Ruminants by Palicourea Aubl. Species (Rubiaceae) in Brazil: A Review [PDF]

open access: yesVeterinary Sciences
Some species belonging to the genus Palicourea (Rubiaceae) are known to cause poisoning in production animals on Brazilian rural properties, being responsible for negatively affecting the livestock sector of the country.
Flávia Aparecida de Oliveira Bezerra   +3 more
doaj   +2 more sources

The complete organellar genomes of the entheogenic plant Psychotria viridis (Rubiaceae), a main component of the ayahuasca brew [PDF]

open access: yesPeerJ, 2022
Psychotria viridis (Rubioideae: Rubiaceae), popularly known as chacrona, is commonly found as a shrub in the Amazon region and is well-known to produce psychoactive compounds, such as the N,N-dimethyltryptamine (DMT).
Alessandro M. Varani   +8 more
doaj   +3 more sources

Poisonous plants for ruminants in the dairy region of Pernambuco, Northeastern Brazil [PDF]

open access: yesPesquisa Veterinária Brasileira, 2021
: A survey carried out in the dairy region of Pernambuco was conducted to determine the most important poisonous plants for ruminants in the region. A total of 95 farmers from 19 municipalities were interviewed and the grazing areas of ruminants were ...
Jaianne K.A. Melo   +6 more
doaj   +1 more source

Manipulus rubiacearum - I [PDF]

open access: yesActa Amazonica, 1980
Five new species of Rubiaceae from Brazil, Psychotria isanae Kirkb., Palicourea veterinariorum Kirkb., Perama carajensis Kirkb., Borreria reflexa Kirkb.
Joseph H. Kirkbride Jr
doaj   +1 more source

Evolution of distyly breakdown in Palicoureeae Robbr. & Manen and Psychotrieae Cham. & Schltdl. (Rubiaceae)

open access: yesActa Botânica Brasílica, 2022
Distyly is a floral polymorphism with reciprocal placement of male and female structures, heteromorphic self-incompatibility, and other ancillary traits. However, breeding system breakdowns and loss of polymorphism are common.
Ebenézer B. Rodrigues   +3 more
doaj   +1 more source

Is distyly in subtropical Psychotria brachyceras (Rubiaceae) similar to the general trends observed for the genus?

open access: yesActa Botânica Brasílica, 2022
Distyly is a floral polymorphism that promotes cross-pollination through precise pollination. Psychotria is a mostly tropical genus of distylous Rubiaceae.
Renata Trevizan   +4 more
doaj   +1 more source

Fur rubbing in Plecturocebus cupreus – an incidence of self-medication? [PDF]

open access: yesPrimate Biology, 2022
Fur rubbing, i.e. rubbing a substance or an object into the pelage, has been described in numerous Neotropical primate species, including species of titi monkeys, but it seems to be a rare behaviour. Here we describe a fur rubbing event in a wild coppery
G. K. Theara   +6 more
doaj   +1 more source

Biologia reprodutiva de Psychotria spectabilis Steyrm. e Palicourea cf. virens (Poepp & Endl.) Standl. (Rubiaceae) em uma floresta tropical úmida na região de Manaus, AM, Brasil Reproductive biology of Psychotria spectabilis Steyrm. and Palicourea cf. virens (Poepp. & Endl.) Standl. (Rubiaceae) in a moist tropical forest at Manaus, Amazonas State, Brazil

open access: yesActa Botânica Brasílica, 2008
Este estudo descreve a fenologia reprodutiva, morfologia e biologia floral, polinização e sucesso reprodutivo de Psychotria spectabilis e Palicourea cf. virens. Psychotria spectabilis floresceu de setembro a dezembro enquanto Palicourea cf.
Otilene dos Anjos Santos   +2 more
doaj   +1 more source

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